AmBase (ABCP) SEC Filings & 10K Form $0.28 -0.01 (-1.76%) As of 10/3/2025 10:39 AM Eastern Add Compare Share Share SEC Filings Stock AnalysisChartEarningsSEC FilingsShort InterestBuy This Stock Recent AmBase SEC Filings All Filing Types 1 10 10-D 10-K 10-M 10-Q 11-K 12b-25 13F 13H 144 15 15F 17-H 18 18-K 19b-4(e) 19b-4 19b-7 1-A 1-E 1-K 1-N 1-SA 1-U 1-Z 20-F 24F-2 25 2-E 3 4 40-F 5 6-K 7-M 8-A 8-K 8-M 9-M ABS DD-15E ABS-15G ABS-EE ADV ADV-E ADV-H ADV-NR ADV-W ATS ATS-R BD BD-N BDW C CA-1 CB CFPORTAL D F-1 F-10 F-3 F-4 F-6 F-7 F-8 F-80 F-N F-X ID MA MA-I MA-NR MA-W MSD MSDW n/a N-14 N-17D-1 N-17f-1 N-17f-2 N-18f-1 N-1A N-2 N-23c-3 N-27D-1 N-3 N-4 N-5 N-54A N-54C N-6 N-6EI-1 N-6F N-8A N-8B-2 N-8B-4 N-8F N-CR N-CSR N-MFP N-PX N-Q NRSRO N-SAR PF PILOT R31 S-1 S-11 S-20 S-3 S-4 S-6 S-8 SBSE SBSE-A SBSE-BD SBSE-C SBSE-W SCI SD SDR SE SF-1 SF-3 SIP T-1 T-2 T-3 T-4 T-6 TA-1 TA-2 TA-W TCR TH WB-APP X-17A-19 X-17A-5 Part I X-17A-5 Part II X-17A-5 Part IIA X-17A-5 Part IIB X-17A-5 Part III X-17A-5 Schedule I X-17F-1A Filing Types Include Ownership Filings Exclude Ownership Filings Only Show Ownership FIlings Ownership Filings Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 2 Years 3 Years Time Frame Start Date End Date Export to Excel DateFilerForm TypeView09/29/20252:15 PMAmBase (Filer)Form 8-KCurrent report pursuant to Section 13 or 15(d) 09/11/20252:41 PMAmBase (Filer)Form 8-KCurrent report pursuant to Section 13 or 15(d) 08/13/20251:29 PMAmBase (Filer)Form 10-QGeneral form for quarterly reports under Section 13 or 15(d) 07/25/202510:50 AMAmBase (Filer)Form 8-KCurrent report pursuant to Section 13 or 15(d) 06/23/20253:05 PMAmBase (Filer)Form 8-KCurrent report pursuant to Section 13 or 15(d) 06/09/20252:06 PMAmBase (Filer)Form 8-KCurrent report pursuant to Section 13 or 15(d) 04/23/20252:24 PMAmBase (Filer)Form DEFA14A04/22/20254:04 PMAmBase (Filer)Form 8-KCurrent report pursuant to Section 13 or 15(d) 03/13/202511:46 AMAmBase (Filer)Form 8-KCurrent report pursuant to Section 13 or 15(d) 12/05/20243:36 PMAmBase (Filer)Form 8-KCurrent report pursuant to Section 13 or 15(d) 11/13/202412:59 PMAmBase (Filer)Form 10-QGeneral form for quarterly reports under Section 13 or 15(d) (Data available from 1/1/2016 forward) Related Companies and Tools Related Companies AFC Gamma 10K Form J. W. Mays 10K Form Capital Properties 10K Form reAlpha Tech 10K Form Fathom 10K Form Rafael 10K Form Intergroup 10K Form Office Properties Income Trust 10K Form International Land Alliance 10K Form CaliberCos 10K Form SEC Filings Tools Latest SEC FilingsInsider Trading Activity This page (OTCMKTS:ABCP) was last updated on 10/4/2025 by MarketBeat.com Staff From Our PartnersNvidia CEO Makes First Ever Tesla AnnouncementWhile headlines focus on Tesla’s car sales, tech analyst Jeff Brown says the real story is Tesla’s role in a $...Brownstone Research | SponsoredURGENT: The Market's 3 Red Flags Are FlashingThe warning signs that preceded the 2008 crash are reappearing: an irrational NASDAQ bubble, a record-high gol...StockEarnings | SponsoredNvidia Times 1,000,000Nvidia’s latest AI chip is a $25,000 powerhouse — with 80 billion transistors and the ability to perform 60 tr...Paradigm Press | SponsoredGold to $27,533?This week, U.S. gold reserves hit an unprecedented $1 TRILLION in value... 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